Home / 7,290,005.40-10,935,008.10-6,870,101.40

Finding the Fourth Proportional to 7,290,005.40, 10,935,008.10 and 6,870,101.40

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Solution

The fourth proportional to 7,290,005.40, 10,935,008.10 and 6,870,101.40 is: 10,305,152.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,290,005.40 : 10,935,008.10 = 6,870,101.40 : x
  2. Step 2: Convert to fraction form
    7,290,005.40/10,935,008.10 = 6,870,101.40/x
  3. Step 3: Cross multiply
    7,290,005.40x = 10,935,008.10 × 6,870,101.40
  4. Step 4: Simplify right side
    7,290,005.40x = 75,124,614,456,821.34
  5. Step 5: Solve for x
    x = 75,124,614,456,821.34/7,290,005.40
  6. Step 6: Final answer
    x = 10,305,152.10

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.